<template>
  <div class="login">
    <div class="login-container">
      <div>
        <div class="header-images">
          <div class="logo-container">
            <img alt="LOGO" src="../assets/images/loginLogo.png">
          </div>

        </div>
        <div class="content">
          <h2 class="title">资产管理系统</h2>
          <van-form @submit="handleLogin" @failed="onFail">

            <van-cell-group inset>
              <van-field
                  v-model="loginForm.username"
                  name="用户名"
                  label="用户名"
                  placeholder="用户名"
                  :rules="[{ required: true, message: '请填写用户名' }]"
              />
              <van-field
                  v-model="loginForm.password"
                  type="password"
                  name="密码"
                  label="密码"
                  placeholder="密码"
                  :rules="[{ required: true, message: '请填写密码' }]"
              />
            </van-cell-group>
            <div style="margin: 16px;">
              <van-button round block type="primary" native-type="submit">
                登录
              </van-button>
            </div>
          </van-form>

        </div>
      </div>
      <div class="copyright">
        <div class="txt">版权所有 © 2024 EC-LINK资产管理系统</div>
      </div>
    </div>
  </div>
</template>

<script setup>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";
import useUserStore from '@/store/modules/user'
import {showToast}   from "vant";

const userStore = useUserStore()
const route = useRoute();
const router = useRouter();

const { proxy } = getCurrentInstance();

const loginForm = ref({
  username: "admin",
  password: "admin123",
  rememberMe: false,
  code: "",
  uuid: ""
});

const loginRules = {
  username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
  password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(false);
const redirect = ref(undefined);

watch(route, (newRoute) => {
  redirect.value = newRoute.query && newRoute.query.redirect;
}, { immediate: true });

function handleLogin() {

  // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
  if (loginForm.value.rememberMe) {
    Cookies.set("username", loginForm.value.username, { expires: 30 });
    Cookies.set("password", encrypt(loginForm.value.password), { expires: 30 });
    Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 });
  } else {
    // 否则移除
    Cookies.remove("username");
    Cookies.remove("password");
    Cookies.remove("rememberMe");
  }
  // 调用action的登录方法
  userStore.login(loginForm.value).then(() => {
    const query = route.query;
    const otherQueryParams = Object.keys(query).reduce((acc, cur) => {
      if (cur !== "redirect") {
        acc[cur] = query[cur];
      }
      return acc;
    }, {});
    router.push({ path: redirect.value || "/", query: otherQueryParams });
  }).catch(() => {
    loading.value = false;
    // 重新获取验证码
    if (captchaEnabled.value) {
      getCode();
    }
  });
}

function onFail() {
  showToast("数据校验失败");
}

function getCode() {
  getCodeImg().then(res => {
    captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = "data:image/gif;base64," + res.img;
      loginForm.value.uuid = res.uuid;
    }
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
  };
}

function onSubmit() {
  debugger
}

// getCode();
getCookie();
</script>

<style rel="stylesheet/scss" lang="scss">

.login-container {
  padding: 1em;
}


.header-images {
  padding: 1em;
}

.login {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.logo-container {
    width: 100%;
  display: flex;
  justify-content: center;
  img {
    width: 40%;
  }
}

.content {
  .title {
    text-align: center;
  }
}

.customLogin .main {
    width: 1120px;
    height: 600px;
    border: 1px solid #dfdede;
    box-shadow: 0 0 10px 5px rgba(0,0,0,.1);
    border-radius: 20px;
    margin: 0 auto;
}
.customLogin, .customLogin .main {
    background-color: #fff;
    overflow: hidden;
    display: flex;
}

.customLogin, .customLogin .main {
    background-color: #fff;
    overflow: hidden;
    display: flex;
}

.customLogin .main .content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.customLogin .main .content .title {
    font-size: 28px;
    font-weight: 700;
}

.customLogin .main .content .slogan {
    font-size: 14px;
    color: #5c5e66;
    margin-top: 14px;
}

.customLogin {
    width: 100%;
    height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.customLogin .main .leftImg .img {
    width: 75%;
}

img {
    width: 60vw;
}

.color-main {
  color: #409EFF;
}

.font-extra-large {
  font-size: 20px;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 38px;

    input {
      height: 38px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 38px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 38px;
}

.copyright {
    width: 100%;
    line-height: 28px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    box-sizing: border-box;
    position: fixed;
    bottom: 22px;
    left: 0;
}


</style>
